Websites
BHF Yorkshire Three Peaks Challenge Further Information
Guardian Special: Three Peaks Challenge, Yorkshire
BBC North Yorkshire walks: Three Peaks Challenge
Books
The Yorkshire 3 Peaks,Sketch Map & Route Guide Walk Map – Folded Map, 1 May 2004 by Smailes Brian
The Yorkshire Three Peaks Challenge Paperback – Illustrated, 14 Jul 2010 by Paul Shorrock
The Yorkshire 3 Peaks Walk: A 25 Mile Circular Walk Paperback – 7 Sep 2011 by Brian Smailes